package com.cyx.reggie.config;

import com.cyx.reggie.common.JacksonObjectMapper;
import com.fasterxml.jackson.databind.ObjectMapper;
import lombok.extern.slf4j.Slf4j;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.converter.HttpMessageConverter;
import org.springframework.http.converter.json.MappingJackson2HttpMessageConverter;
import org.springframework.web.servlet.HandlerExceptionResolver;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurationSupport;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;

import java.util.List;

/**
 * @author 陈彦西
 * @date 2024/7/3 上午9:38
 */
@Slf4j
@Configuration
public class WebMvcConfig extends WebMvcConfigurationSupport {
/**
 * 设置静态资源映射
 * @param registry
 */
@Override
protected void addResourceHandlers(ResourceHandlerRegistry registry) {
    log.info("开始进行静态资源映射");
    registry.addResourceHandler("/backend/**").addResourceLocations("classpath:/backend/");
    registry.addResourceHandler("/front/**").addResourceLocations("classpath:/front/");
}

    /**
     * 扩展mvc框架的消息转换器
     * @param converters
     */
    @Override
    protected void extendMessageConverters(List<HttpMessageConverter<?>> converters) {
      log.info("扩展消息转换器......");
        /**
         * 创建消息转换器对象
         * 设置对象转换器，底层使用Jackson将Java对象转为json
         * 将上面的消息转换器对象追加到mvc框架的转换器集合中
         */
        MappingJackson2HttpMessageConverter messageConverter=new MappingJackson2HttpMessageConverter();
        messageConverter.setObjectMapper(new JacksonObjectMapper());
        converters.add(0,messageConverter);

    }
}
